Aaru/Aaru.Images/ZZZRawImage/Helpers.cs

// /***************************************************************************
// Aaru Data Preservation Suite
// ----------------------------------------------------------------------------
//
// Filename       : Helpers.cs
// Author(s)      : Natalia Portillo <claunia@claunia.com>
//
// Component      : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
//     Contains helpers for raw image, that is, user data sector by sector copy.
//
// --[ License ] --------------------------------------------------------------
//
//     This library is free software; you can redistribute it and/or modify
//     it under the terms of the GNU Lesser General Public License as
//     published by the Free Software Foundation; either version 2.1 of the
//     License, or (at your option) any later version.
//
//     This library is distributed in the hope that it will be useful, but
//     WITHOUT ANY WARRANTY; without even the implied warranty of
//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
//     Lesser General Public License for more details.
//
//     You should have received a copy of the GNU Lesser General Public
//     License along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2025 Natalia Portillo
// ****************************************************************************/

using Aaru.CommonTypes;

namespace Aaru.Images;

public sealed partial class ZZZRawImage
{
    MediaType CalculateDiskType()
    {
        if(_rawDvd)
        {
            // TODO: Add all types
            return MediaType.DVDROM;
        }

        if(_imageInfo.SectorSize == 2048)
        {
            return _imageInfo.Sectors switch
                   {
                       58620544    => MediaType.REV120,
                       17090880    => MediaType.REV35,
                       <= 360000   => MediaType.CD,
                       <= 2295104  => MediaType.DVDPR,
                       <= 2298496  => MediaType.DVDR,
                       <= 4171712  => MediaType.DVDRDL,
                       <= 4173824  => MediaType.DVDPRDL,
                       <= 24438784 => MediaType.BDR,
                       _           => _imageInfo.Sectors <= 62500864 ? MediaType.BDRXL : MediaType.Unknown
                   };
        }

        switch(_imageInfo.ImageSize)
        {
            case 80384:
                return MediaType.ECMA_66;
            case 81664:
                return MediaType.IBM23FD;
            case 92160:
                return MediaType.ATARI_525_SD;
            case 102400:
                return MediaType.ACORN_525_SS_SD_40;
            case 116480:
                return MediaType.Apple32SS;
            case 133120:
                return MediaType.ATARI_525_ED;
            case 143360:
                return MediaType.Apple33SS;
            case 163840:
                return _imageInfo.SectorSize == 256 ? MediaType.ACORN_525_SS_DD_40 : MediaType.DOS_525_SS_DD_8;

            case 184320:
                return MediaType.DOS_525_SS_DD_9;
            case 204800:
                return MediaType.ACORN_525_SS_SD_80;
            case 232960:
                return MediaType.Apple32DS;
            case 242944:
                return MediaType.IBM33FD_128;
            case 256256:
                return MediaType.ECMA_54;
            case 286720:
                return MediaType.Apple33DS;
            case 287488:
                return MediaType.IBM33FD_256;
            case 306432:
                return MediaType.IBM33FD_512;
            case 315392:
                return MediaType.MetaFloppy_Mod_II;
            case 322560:
                return MediaType.Apricot_35;
            case 325632:
                return MediaType.ECMA_70;
            case 327680:
                return _imageInfo.SectorSize == 256 ? MediaType.ACORN_525_SS_DD_80 : MediaType.DOS_525_DS_DD_8;

            case 368640:
                return _extension == ".st" ? MediaType.DOS_35_SS_DD_9 : MediaType.DOS_525_DS_DD_9;

            case 409600:
                return _extension == ".st" ? MediaType.ATARI_35_SS_DD : MediaType.AppleSonySS;

            case 450560:
                return MediaType.ATARI_35_SS_DD_11;
            case 495872:
                return MediaType.IBM43FD_128;
            case 512512:
                return MediaType.ECMA_59;
            case 653312:
                return MediaType.ECMA_78;
            case 655360:
                return MediaType.ACORN_525_DS_DD;
            case 737280:
                return MediaType.DOS_35_DS_DD_9;
            case 819200:
                if(_imageInfo.SectorSize == 256) return MediaType.CBM_35_DD;

                return _extension switch
                       {
                           ".adf" or ".adl" when _imageInfo.SectorSize == 1024 => MediaType.ACORN_35_DS_DD,
                           ".st"                                               => MediaType.ATARI_35_DS_DD,
                           _                                                   => MediaType.AppleSonyDS
                       };

            case 839680:
                return MediaType.FDFORMAT_35_DD;
            case 901120:
                return _extension == ".st" ? MediaType.ATARI_35_DS_DD_11 : MediaType.CBM_AMIGA_35_DD;

            case 988416:
                return MediaType.IBM43FD_256;
            case 995072:
                return MediaType.IBM53FD_256;
            case 1021696:
                return MediaType.ECMA_99_26;
            case 1146624:
                return MediaType.IBM53FD_512;
            case 1177344:
                return MediaType.ECMA_99_15;
            case 1222400:
                return MediaType.IBM53FD_1024;
            case 1228800:
                return MediaType.DOS_525_HD;
            case 1255168:
                return MediaType.ECMA_69_8;
            case 1261568:
                return MediaType.NEC_525_HD;
            case 1304320:
                return MediaType.ECMA_99_8;
            case 1427456:
                return MediaType.FDFORMAT_525_HD;
            case 1474560:
                return MediaType.DOS_35_HD;
            case 1638400:
                return MediaType.ACORN_35_DS_HD;
            case 1720320:
                return MediaType.DMF;
            case 1763328:
                return MediaType.FDFORMAT_35_HD;
            case 1802240:
                return MediaType.CBM_AMIGA_35_HD;
            case 1880064:
                return MediaType.XDF_35;
            case 1884160:
                return MediaType.XDF_35;
            case 2949120:
                return MediaType.DOS_35_ED;
            case 5013504: // SyQuest SQ100 cartridge
                return MediaType.SQ100;
            case 9338880:
                return MediaType.NEC_35_TD;
            case 10076160: // SyQuest SQ100 cartridge
                return MediaType.SQ200;
            case 20818944:
                return MediaType.Floptical;
            case 33554432:
                return MediaType.FD32MB;
            case 40387584:
                return MediaType.PocketZip;
            case 100663296:
                return MediaType.ZIP100;
            case 126222336:
                return MediaType.LS120;
            case 127398912:
                return MediaType.ECMA_154;
            case 201410560:
                return MediaType.HiFD;
            case 228518400:
                return MediaType.ECMA_201;
            case 240386048:
                return MediaType.LS240;
            case 250640384:
                return MediaType.ZIP250;
            case 481520640:
                return MediaType.ECMA_183_512;
            case 533403648:
                return MediaType.ECMA_183;
            case 596787200:
                return MediaType.ECMA_184_512;
            case 654540800:
                return MediaType.ECMA_184;
            case 656310272 when _imageInfo.SectorSize == 512:
                return MediaType.PD650;
            case 664829952 when _imageInfo.SectorSize == 512:
                return MediaType.PD650;
            case 1070617600:
                return MediaType.Jaz;

#region Commodore

            case 174848:
            case 175531:
                return MediaType.CBM_1540;
            case 196608:
            case 197376:
                return MediaType.CBM_1540_Ext;
            case 349696:
            case 351062:
                return MediaType.CBM_1571;

#endregion Commodore

            default:
                return MediaType.GENERIC_HDD;
        }
    }
}